PT-2025-33607 · Tenda · Tenda Ac20

N0Ps1Ed · Published 2025-08-16 · Updated 2025-08-19 · CVE-2025-9090

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Tenda AC20 version 16.03.08.12

Description: A vulnerability was identified in the Telnet Service component of Tenda AC20. The websFormDefine function within the /goform/telnet file is affected, leading to command injection. The attack can be launched remotely. The exploit has been disclosed to the public.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Command Injection

Special Elements Injection

Weakness Enumeration

CWE-77

CWE-74

Related Identifiers

BDU:2025-10207

CVE-2025-9090

Affected Products

Tenda Ac20

References · 15

• 🔥 https://github.com/ZZ2266/.github.io/blob/main/AC20/telnet/readme.md#poc-exploit-steps · Exploit
• 🔥 https://github.com/ZZ2266/.github.io/blob/main/AC20/telnet/readme.md · Exploit
• 🔥 https://exploit-db.com/exploits/52418 · Exploit
• https://osv.dev/vulnerability/CVE-2025-9090 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-9090 · Security Note
• https://bdu.fstec.ru/vul/2025-10207 · Security Note
• https://tenda.com.cn · Note
• https://vuldb.com/?ctiid.320358 · Note
• https://t.me/cveNotify/132593 · Telegram Post
• https://vuldb.com/?id.320358 · Note
• https://twitter.com/VulmonFeeds/status/1956926946140451097 · Twitter Post
• https://twitter.com/SecAideInfo/status/1957748275198513184 · Twitter Post
• https://t.me/CVEtracker/30240 · Telegram Post
• https://twitter.com/CVEnew/status/1956940747413832081 · Twitter Post
• https://vuldb.com/?submit.632232 · Note